Geometrical instruments – Scriber – Curved line
Reexamination Certificate
2008-09-10
2009-12-15
Guadalupe-McCall, Yaritza (Department: 2841)
Geometrical instruments
Scriber
Curved line
C033S200000, C033S507000
Reexamination Certificate
active
07631431
ABSTRACT:
An eyeglass frame measurement apparatus includes: a measurement unit which includes a tracing stylus to be inserted into a groove of a rim of an eyeglass frame, a moving mechanism for moving the tracing stylus along the groove of the rim, and a detector for detecting movement of the tracing stylus, and obtains three-dimensional shape of the rim based on a detected result by the detector; and a holding unit which includes upper and lower sliders for positioning the frame, left and right clamp pins for clamping the rim and left and right contact portion to be contacted with the rim which is clamped by the clamp pins, and holds the frame fixedly. The left and right clamp pins and the contact portions protrude from each of the upper and lower sliders. Each of the contact portions is formed at the periphery of each of the clamp pins.
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Extended European Search Report dated Dec. 9, 2008.
Guadalupe-McCall Yaritza
Nidek Co. Ltd.
Sughrue & Mion, PLLC
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